package day6zy;

public class Day6zy2 {
        String sm;
        String cbs;
        String zz;
        String rq;
}
class sj extends Day6zy2{
    public static void main(String[] args) {
        sj shj = new sj();
        shj.sm = "嗄";
        shj.cbs = "吖";
        shj.zz = "锕";
        shj.rq = "5050.10.10";
        System.out.println("书名："+shj.sm);
        System.out.println("出版社："+shj.cbs);
        System.out.println("作者："+shj.zz);
        System.out.println("日期："+shj.rq);
    }
}